Which of following makes a number pattern ?

Question

( A ) 6, 8, 10, 11, 13, 15, 17, ...
( B ) 5, 7, 9, 11, 13, 16, 18, ...
( C ) 2, 8, 14, 20, 27, 33, ...
( D ) 3, 8, 13, 18, 23, 28, 33, ..